Class: RubySlides::Presentation

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/ruby_slides/presentation.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util

#copy_media, #merge_variables, #pixel_to_pt, #read_template, #render_view, #require_arguments

Constructor Details

#initialize ⇒ Presentation

Returns a new instance of Presentation.



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# File 'lib/ruby_slides/presentation.rb', line 11

def initialize
  @slides = []
end

Instance Attribute Details

#slides ⇒ Object (readonly)

Returns the value of attribute slides.



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# File 'lib/ruby_slides/presentation.rb', line 9

def slides
  @slides
end

Instance Method Details

#chart_slide(title, series = [{}]) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 53

def chart_slide(title, series = [{}])
  @slides << RubySlides::Slide::Chart.new(presentation: self,
                                          title: title,
                                          series: series)
end

#charts ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 99

def charts
  slides.map {|slide|
    slide.class == RubySlides::Slide::Chart
  }.count
end

#file_types ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 93

def file_types
  slides.map {|slide|
    slide.file_type if slide.respond_to? :file_type
  }.compact.uniq
end

#introduction_slide(title, subtitle) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 15

def introduction_slide(title, subtitle)
  @slides << RubySlides::Slide::Introduction.new(title: title,
                                                 subtitle: subtitle)
end

#pictorial_slide(title, image_path, coords = {}) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 26

def pictorial_slide(title, image_path, coords = {})
  @slides << RubySlides::Slide::Pictorial.new(presentation: self,
                                              title: title,
                                              image_path: image_path,
                                              coords: coords)
end

#picture_description_slide(title, image_path, content = []) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 40

def picture_description_slide(title, image_path, content = [])
  @slides << RubySlides::Slide::DescriptionPic.new(presentation: self,
                                                   title: title,
                                                   image_path: image_path,
                                                   content: content)
end

#save(path) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 59

def save(path)
  Dir.mktmpdir do |dir|
    extract_path = "#{dir}/extract_#{Time.now.strftime("%Y-%m-%d-%H%M%S")}"

    # Copy template to temp path
    FileUtils.copy_entry(TEMPLATE_PATH, extract_path)

    # Remove keep files
    Dir.glob("#{extract_path}/**/.keep").each do |keep_file|
      FileUtils.rm_rf(keep_file)
    end

    # Render/save generic stuff
    render_view('content_type.xml.erb',
                "#{extract_path}/[Content_Types].xml")
    render_view('presentation.xml.rel.erb',
                "#{extract_path}/ppt/_rels/presentation.xml.rels")
    render_view('presentation.xml.erb',
                "#{extract_path}/ppt/presentation.xml")
    render_view('app.xml.erb',
                "#{extract_path}/docProps/app.xml")

    # Save slides
    slides.each_with_index do |slide, index|
      slide.save(extract_path, index + 1)
    end

    # Create .pptx file
    File.delete(path) if File.exist?(path)
    RubySlides.compress_pptx(extract_path, path)
  end
  path
end

#table_slide(title, content = []) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 47

def table_slide(title, content = [])
  @slides << RubySlides::Slide::Table.new(presentation: self,
                                          title: title,
                                          content: content)
end

#text_picture_slide(title, image_path, content = []) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 33

def text_picture_slide(title, image_path, content = [])
  @slides << RubySlides::Slide::TextPicSplit.new(presentation: self,
                                                 title: title,
                                                 image_path: image_path,
                                                 content: content)
end

#textual_slide(title, content = []) ⇒ Object 



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# File 'lib/ruby_slides/presentation.rb', line 20

def textual_slide(title, content = [])
  @slides << RubySlides::Slide::Textual.new(presentation: self,
                                            title: title,
                                            content: content)
end